package com.shengxian.basic.mylogin.controller;

import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
import com.google.gson.Gson;
import com.shengxian.basic.mylogin.config.HttpClientUtils;
import com.shengxian.basic.mylogin.config.JwtUtils;
import com.shengxian.basic.mylogin.entity.UserDenglu;
import com.shengxian.basic.mylogin.entity.baseinfo;
import com.shengxian.basic.mylogin.mapper.UserDengLuMapper;
import com.shengxian.basic.mylogin.utils.ConstantWxUtils;
import io.swagger.annotations.ApiOperation;
import lombok.extern.log4j.Log4j;
import lombok.extern.log4j.Log4j2;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;

import java.net.URLEncoder;
import java.util.HashMap;

@Log4j2
@CrossOrigin
@Controller  //只是请求地址，不需要返回数据
@RequestMapping("/api/ucenter/wx")
public class WxApiController {
    //    http://localhost:8160/api/ucenter/wx/login

    @Autowired
    UserDengLuMapper myuserDengLuMapper;

    //2 获取扫描人信息，添加数据
    @ApiOperation(value = "微信登录回调跳转")
    @GetMapping("callback")
    public String callback(String code, String state) {
        try {
            //1 获取code值，临时票据，类似于验证码
            //2 拿着code请求 微信固定的地址，得到两个值 accsess_token 和 openid
            String baseAccessTokenUrl = "https://api.weixin.qq.com/sns/oauth2/access_token" +
                    "?appid=%s" +
                    "&secret=%s" +
                    "&code=%s" +
                    "&grant_type=authorization_code";
            //拼接三个参数 ：id  秘钥 和 code值
            String accessTokenUrl = String.format(
                    baseAccessTokenUrl,
                    ConstantWxUtils.WX_OPEN_APP_ID,
                    ConstantWxUtils.WX_OPEN_APP_SECRET,
                    code
            );
            //请求这个拼接好的地址，得到返回两个值 accsess_token 和 openid
            //使用httpclient发送请求，得到返回结果
            String accessTokenInfo = HttpClientUtils.get(accessTokenUrl);


            //使用json转换工具 Gson
            Gson gson = new Gson();
            //把accessTokenInfo字符串转换map集合，根据map里面key获取对应值
            HashMap mapAccessToken = gson.fromJson(accessTokenInfo, HashMap.class);
            //从accessTokenInfo字符串获取出来两个值 accsess_token 和 openid
            String access_token = (String) mapAccessToken.get("access_token");
            String openid = (String) mapAccessToken.get("openid");

            //3 拿着得到accsess_token 和 openid，再去请求微信提供固定的地址，获取到扫描人信息
            //访问微信的资源服务器，获取用户信息
            String baseUserInfoUrl = "https://api.weixin.qq.com/sns/userinfo" +
                    "?access_token=%s" +
                    "&openid=%s";
            //拼接两个参数
            String userInfoUrl = String.format(
                    baseUserInfoUrl,
                    access_token,
                    openid
            );
            //发送请求
            String userInfo = HttpClientUtils.get(userInfoUrl);
            //获取返回userinfo字符串扫描人信息
            HashMap userInfoMap = gson.fromJson(userInfo, HashMap.class);
            String nickname = (String) userInfoMap.get("nickname");//昵称
            String headimgurl = (String) userInfoMap.get("headimgurl");//头像

            System.out.println("userInfoMap = " + userInfoMap);
            System.out.println("nickname = " + nickname + "\n  headimgurl = " + headimgurl);

//            UserDenglu myUserDenglu=new UserDenglu();
//            myUserDenglu.setWxopenid(openid);
//            myUserDenglu.setWxnickname(nickname);
//            myUserDenglu.setWxheadimgurl(headimgurl);
//            myuserDengLuMapper.update(myUserDenglu,null);
            System.out.println("1");

//            UpdateWrapper<baseinfo> updateWrapper = new UpdateWrapper();
//            updateWrapper.set("name", mybaseinfo.getName())
//                    .set("phone", mybaseinfo.getPhone())
//                    .set("age", mybaseinfo.getAge())
//                    .set("shenfenzheng", mybaseinfo.getShenfenzheng())
//                    .set("yinhangka", mybaseinfo.getYinhangka())
//                    .set("diqu", mybaseinfo.getDiqu())
//                    .set("nickname", mybaseinfo.getNickname())
//                    .set("userid", mybaseinfo.getUserid())
//                    .eq("id", mybaseinfo.getId());
//            mybaseinfomapper.update(null, updateWrapper);


            UpdateWrapper<UserDenglu> updateWrapper = new UpdateWrapper();
            System.out.println("2");

//            updateWrapper.set("wxopenid", openid.toString())
//                    .set("wxnickname", nickname.toString())
//                    .set("wxheadimgurl", headimgurl.toString())
//                    .eq("id", 2);

            updateWrapper.set("wxopenid", "wxopenid")
                    .set("wxnickname", "nickname")
                    .set("wxheadimgurl", "headimgurl")
                    .eq("id", 2);

            myuserDengLuMapper.update(null, updateWrapper);
            System.out.println("3");
//            //使用jwt根据member对象生成token字符串
            String jwtToken = JwtUtils.getJwtToken("1", nickname);
            log.info("jwtToken =  " + jwtToken);
            System.out.println("jwtToken =  " + jwtToken);
            System.out.println("4");
            return nickname + headimgurl;
        } catch (Exception e) {
            System.out.println("error");
            return "error";
        }
    }


    //1 生成微信扫描二维码
    @ApiOperation(value = "微信登录扫码")
    @GetMapping("login")
    public String getWxCode() {
        //固定地址，后面拼接参数
//        String url = "https://open.weixin.qq.com/" +
//                "connect/qrconnect?appid="+ ConstantWxUtils.WX_OPEN_APP_ID+"&response_type=code";

        // 微信开放平台授权baseUrl  %s相当于?代表占位符
        String baseUrl = "https://open.weixin.qq.com/connect/qrconnect" +
                "?appid=%s" +
                "&redirect_uri=%s" +
                "&response_type=code" +
                "&scope=snsapi_login" +
                "&state=%s" +
                "#wechat_redirect";

        //对redirect_url进行URLEncoder编码
        String redirectUrl = ConstantWxUtils.WX_OPEN_REDIRECT_URL;
        try {
            redirectUrl = URLEncoder.encode(redirectUrl, "utf-8");
        } catch (Exception e) {
        }

        //对baseUrl的%s里面设置值
        String url = String.format(
                baseUrl,
                ConstantWxUtils.WX_OPEN_APP_ID,
                redirectUrl,
                "atguigu"
        );

        //重定向到请求微信地址里面
        return "redirect:" + url;
    }


}
